#D52C24
Closest named color: Crimson (#DC143C). oklch(56.8% 0.205 28.5), rgb(213, 44, 36).
Aa
White text reads best on this color (4.98:1).
About this color
#D52C24 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.205 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.036 away. White text reads best on it, at 4.98:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.205) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #D52C24 |
| RGB | rgb(213, 44, 36) |
| HSL | hsl(3, 71%, 49%) |
| OKLCH | oklch(56.8% 0.205 28.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #D52C24 | 4.98:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #D52C24 | 4.21:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #D52C24 text on white | 4.98:1 | AA | Lc 72.7 | Content text, not long reading |
| #D52C24 text on black | 4.21:1 | AA large text | Lc -28.9 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CDC6
oklch(88.4% 0.051 28.7)
-
Step 300
300
#F7AA9F
oklch(80.9% 0.093 28.3)
-
Step 400
400
#EE796A
oklch(70.7% 0.147 28.8)
-
Step 500
500
#E54E41
oklch(63% 0.189 28.5)
-
Step 600
600 (this color)
#D52C24
oklch(56.8% 0.205 28.5)
-
Step 700
700
#B41411
oklch(49.1% 0.191 28.6)
-
Step 800
800
#921712
oklch(42.6% 0.158 28.6)
-
Step 900
900
#751D17
oklch(37.6% 0.123 28.4)
-
Step 950
950
#45130F
oklch(26.9% 0.078 28)
#D52C24 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #635820 | 0.221 |
| Deuteranopia (no green cones) | #8C7D1A | 0.201 |
| Tritanopia (no blue cones) | #EB002D | 0.046 |
| Achromatopsia (no color) | #707070 | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D52C24
#D52C24
oklch(56.8% 0.205 28.5)
- #008695
#008695
oklch(56.7% 0.098 208.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #D52C24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.036
- Cherry #CF0234 ΔE 0.042
- Faded Red #D3494E ΔE 0.048
- Tomato Red #EC2D01 ΔE 0.048
- Imperial Red #E63946 ΔE 0.050
- Dull Red #BB3F3F ΔE 0.053
- Lipstick #D5174E ΔE 0.055
- Red Pantone #EF233C ΔE 0.056
Use #D52C24 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.